.hidden {
    display: none;
}

.visible {
    display: block;
}

.ml-error, .ml-info, .ml-success, .ml-warning {
    border: 1px solid;
    margin: 10px 0px;
    padding:15px 10px 15px 50px;
    background-repeat: no-repeat;
}

.ml-error {
    color: #D8000C;
    background-color: #FFBABA;
}

.ml-info {
    color: #00529B;
    background-color: #BDE5F8;
}

.ml-success {
    color: #4F8A10;
    background-color: #DFF2BF;
}

.ml-warning {
    color: #9F6000;
    background-color: #FEEFB3;
}